2 * Copyright (c) 1992, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
4 * Copyright (c) 1992, 1993, 1994, 1995, 1996
5 * Keith Bostic. All rights reserved.
7 * See the LICENSE file for redistribution information.
13 static const char sccsid[] = "@(#)v_init.c 10.8 (Berkeley) 3/30/96";
16 #include <sys/types.h>
17 #include <sys/queue.h>
20 #include <bitstring.h>
27 #include "../common/common.h"
34 * PUBLIC: int v_screen_copy __P((SCR *, SCR *));
37 v_screen_copy(orig, sp)
40 VI_PRIVATE *ovip, *nvip;
42 /* Create the private vi structure. */
43 CALLOC_RET(orig, nvip, VI_PRIVATE *, 1, sizeof(VI_PRIVATE));
44 sp->vi_private = nvip;
46 /* Invalidate the line size cache. */
50 nvip->csearchdir = CNOTSET;
54 /* User can replay the last input, but nothing else. */
55 if (ovip->rep_len != 0) {
56 MALLOC_RET(orig, nvip->rep, EVENT *, ovip->rep_len);
57 memmove(nvip->rep, ovip->rep, ovip->rep_len);
58 nvip->rep_len = ovip->rep_len;
61 /* Copy the paragraph/section information. */
62 if (ovip->ps != NULL && (nvip->ps =
63 v_strdup(sp, ovip->ps, strlen(ovip->ps))) == NULL)
66 nvip->lastckey = ovip->lastckey;
67 nvip->csearchdir = ovip->csearchdir;
69 nvip->srows = ovip->srows;
78 * PUBLIC: int v_screen_end __P((SCR *));
86 if ((vip = VIP(sp)) == NULL)
88 if (vip->keyw != NULL)
99 sp->vi_private = NULL;
106 * Handle change of options for vi.
108 * PUBLIC: int v_optchange __P((SCR *, int, char *, u_long *));
111 v_optchange(sp, offset, str, valp)
119 return (v_buildps(sp, str, O_STR(sp, O_SECTIONS)));
121 return (v_buildps(sp, O_STR(sp, O_PARAGRAPHS), str));
123 return (vs_crel(sp, *valp));